[Issue] [MFTF] add new AdminOpenConfigurationStoresPageActionGroup

[m2-assistant]

This issue is automatically created based on existing pull request: #29827: [MFTF] add new AdminOpenConfigurationStoresPageActionGroup

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This PR add new AdminOpenConfigurationStoresPageActionGroup and use this one instead
<amOnPage url="{{ConfigurationStoresPage.url}}" stepKey="navigateToWYSIWYGConfigPage1"/>
<waitForPageLoad stepKey="wait1"/>